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Introduction to Chemistry

Chemical Solutions Glassware

Do you wonder what chemistry is or why you would want to study it? Take a look at answers to some basic questions about chemistry.

Learn About Chemistry
Chemistry Spotlight10

Can You Drink Rain Water?

Here's a look at whether or not it's safe to drink rain water, the risks, and ways to improve rain water quality to make it better to drink.

Magic Colored Milk Science Project

If you add food coloring to milk, not a whole lot happens, but it only takes one simple ingredient to turn the milk into a spinning color wheel. Here is what you do.

Liquid Elements

There are six chemical elements that can be liquids at normal temperatures and pressures. Can you name them?

July 25 Science History

Learn about the history of science by reading about the significant scientific events that took place on this day in history.

Metals Versus Nonmetals

Elements may be classified as either metals or nonmetals, based on their properties. Here's a look at the differences between the metals and nonmetals.

What Is the pH of the Stomach?

Your stomach produces hydrochloric acid, so you would expect it to be acidic. Do you know just how low your stomach pH gets or whether the pH is constant? Here's a look at the chemistry of stomach pH.

How to Make Nitrous Oxide or Laughing Gas

Nitrous oxide or laughing gas is one of the easiest gases to prepare in the chem lab or home lab. Here are instructions for synthesizing and collection nitrous oxide or laughing gas.

Can You Drink Too Much Water If You Are Thirsty?

When you are thirsty, you can drink a lot of water. Find out whether it is possible to drink too much.

How To Make a Safe Glowing Lava Lamp

Make a safe glowing lava lamp using household ingredients.

Elephant Toothpaste Chemistry Demonstration

The elephant toothpaste chemistry demonstration is a dramatic demo which produces copious amounts of steaming foam that sort of looks like the toothpaste an elephant might use. Here's how to set up this demonstration and a look at the reaction behind it.

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